Our view is now ready. But the create_entity method is only triggered and not the Create_deep_entity. Probably (if SSO between SAC and BW has not been configured) your BW credentials will be requested at this moment. Base Class The Base Class CL__<Project Name>_MPC generated will have DEFINE () method. Problems after editing DPC_EXT and MPC_EXT. Recently I have faced an issue where ValueHelp implemented using G/W Annotation in define method of mpc_ext,does not handle filter value having more than one Contains Value when passed from Define Conditions. In order to redefine the model, We need to redefine the corresponding method of MPC_EXT class. The reason is when ever u change the Model or Service implementation in your GW Service builder, again run-time object should be regenerated in-order to. Note: This is just based on my understanding and the analysis I’ve done on it in the S4 system with ABAP 7. External Break-point not triggering for OData. I have created Implicit enhancement in DEFINE method of this class and added below code: wol_annot_shlp = cl_fis_shlp_annotation=>create( io_odata_model = model The Service Builder provides you an option of generating the Model Provider Class (MPC). The OData service in this example is created using ‘Reference Data Source’ option in SAP OData Service builder (SEGW). ), custom query options (extensibility mechanism, used eg. Introduction. @OData. Open the Define_ Entity Name Method in either the _MPC_EXT or _MPC from the Runtime Artifacts folder and check if the following code snippet is available. 11. Odata mpc extension requirement. On pressing F4 we will get a Popup of value help with empty list. It seems '/IWBEP/IF_MGW_ODATA_ANNOTATABL~create_annotation' can add annotations. . Choose Reference –> Modeled Data Source Reference from the context menu. Create an Odata service. I have "technical" columns that are being passed over the oData service that I would like to hide in the UI5 output form so they are not visible to the end user. Employee Photo details. In this example we are making a field as required by using Odata annotations. After you have copied files to ‘cofile’ and ‘data’ folder of target system log on to target SAP system. And in ‘ createContent : function. dpc_ext class. 2 5 4,497. The first is in the MPC_EXT and the second in the DPC_EXT. To prevent that the get_entityset method is getting called you have to fill your techclause e. The method shown in the blog will work in SAP GUI and Webgui (program launched from Fiori Launchpad). Adding Annotation. In addition, for the amount properties Precision and Scale are set according to the. String with a length of 10) and Description (Edm. commons. When using the generic framework support the following happens when using eTags. The value of that attribute denotes the name of the currency (code) property that must be part of the same entity type. Open up DPC_EXT class and redefine DEFINE method. Hi, We have a requirement where we have to achieve a Tree Table data binding. No luck. The second version of the OData protocol allows you to add annotations to the metadata document; the purpose of the annotations is to add information and hints to the EDM elements. OData. This report illustrates the simplest case of using an editable ALV Grid Control. It is also extensible which allows to add data types from ABAP Dictionary. , when the OData is created through the CDS view). We can then fetch data using get_entityset method of DPC_EXT class. Posted on: December 13, 2020 | By: Pawan Kesari – 3 Comments. Let’s start by showing you, on which Function Import I will based my post. This is how my DEFINE method is looking in MPC_EXT. Step by Step development for CREATE_DEEP_ENTITY operation. It was working perfectly fine. Select the method, DEFINE , and choose. SAP Fiori, Beginner, SAP BTP, ABAP environment, Tutorial, SAP Business Technology Platform. Create Table Type. Redefine the Define method of your mpc_ext: data: lo_entity_type type ref to /iwbep/if_mgw_odata_entity_typ, lo_property type ref to /iwbep/if_mgw_odata_property, lo_annotation type ref to /iwbep/if_mgw_odata. 0, SAP will be able to translate SAP-specific annotations into that of the new standard and be rid of these non-standard annotations. 987 Views. Generate Runtime artifacts. Click to switch to edit mode. 0, select the OData Service created ( YLAUFFER_TEST_MAIF_SRV 0001) and flag Active. Double click on Properties and Click on Insert Row to add fields. super- > define ( ). To enable transaction capabilities on the item set, I updated the CDS entity as sap:creatable="true" and sap:updatable="true" by overriding the MPC_EXT "DEFINE" method. g. In DPC extension class , we will redefine the. Value Help F4. String with a length of 10) and Description (Edm. I would like to add the additional annotation via the model extension class (. super->define( ) . Implementation of SAP Odata V4. See moreIn order to create these annoations we are going to implement the DEFINE method of the model provider extenstion class (MPC_EXT) of our OData service. BCALV_DND_01 – Drag ALV Row to Tree Folder. It is possible to create ABAP CDS view for it using SAP HANA Studio. Here is an example of the implementation for this class. Click on generate runtime objects button. Create one header database table as root, and another database table as item. In SAP terms, Odata a platform/framework that can be used to create SAP objects or services that can be consumed from outside of SAP box to read or write data. DATA: lo_ann_target TYPE REF TO /iwbep/if_mgw_vocan_ann_target. When we change the Model or implement the Service in GW Service builder, every time run time object gets generated, hence DPC and MPC existing code gets replaced with new sets of code. Naveen on How to upload Excel to SAP(using ABAP) Upamanyu Sarmah on S4 HANA Output Management – Introduction, Master Form Layout Edit and Setup; Pankaj on SAPScript symbols and formatting options; Mary Roopini A on SEGW – OData MPC_EXT-DEFINE Code Collection; Mary Roopini A on SEGW – OData MPC_EXT. Assign text symbol to all fields which you plan to use in value help. CATCH /iwbep/cx_mgw_med_exception . Step 3. Most of funcionalities was supported by generator. Create Table in SE11. Here is my codes in DEFINE() method: method DEFINE. I have tried following . Import the entity type properties from the dictionary structure if not done during entity type creation. I had to make some code changes though to make it work for me, extended the example with deep insert from Fiori and tried to make. 4. During CDS activation OData service will be generated in the background. Smartform: ZPDF_SO_01. super->define ( ). Test. Go to T-Code “SEGW” (ECC Server). 30 min. OData PUT Call – DPC_EXT_UPDATE_ENTITY method SAP in a minute January 22, 2021 January 22, 2021 0. it wasnt good idea also. Use the standard class /MFND/CL_CORE_ODATA_V2_MPC. This report illustrates how to set chosen cells of an ALV Grid Control editable. to a property of an entity of this service? In SEGW-based OData service, we can do this by selecting the checkboxes or by redefining method. The effect is the same as calling method BIND_STRUCTURE of interface /IWBEP/IF_MGW_ODATA_ENTITY_TYP . 1. provide any customer number (check if data is available in table SCUSTOM) and click on Display PDF button. Code is based on class CL_FDT_XL_SPREADSHEET which can be instantiated using the file. Open an existing project you want to redefine. These methods of the DPC must not be. Here you can override the define( ) method in the MPC_EXT class as described here for another used case. Assign Model to Service . Specify template id and name, which will then appear in Custom tab. Mahesh Palavalli Jun 21, 2019 at 11:11 AM Dpc_ext class will be called everytime you send a request to the odata service. They also advertise capabilities that go beyond the base set defined by OData, e. Flight Booking (Child) The application has been built with referring CDS views as data source. Now come back to OData and click on ‘Label’ Column select ‘Class’ in Reference type field, specify the class name and key (which is text symbol number). If the entity set of a value help has a fairly stable number of instances, you can render an input field with a value help and dropdown list box. Additionally, you can use filter-restriction annotation to turn this filter interval as in from and to style. You will get the annotations of the original service – This is because of Configuration in point 6 and point 7. Fig 4Value List - Local Annotation on top of odata v2 exposed CDS. Next step will show how to create an OData Mobile Data. The content of Define () method depends on the OData artifacts which are. SAPUI5: Annotation - Smartfield with Search Help. What is the use of MPC Extension class in ODATA? Has anyone ever used it for any real scenario, i know about the media (define method) but what else is its. I use these code in conjunction with Fiori Elements templates. Considering a basic scenario where i am using BAPI_PO_GETDETAIL which has multiple output tables and input is PO number. method salesorderitemse_get_entityset. SAP Gateway Technical Operations Guide: SAP Gateway Security Guide: SAP Gateway Developer Guide: OData Channel: SAP Gateway Service Builder: SAP Gateway Cookbooks: OData Channel Cookbooks: Getting Started with the Service Builder: Creating OData Channel Content: 1 SAP Business Suite Backend System: 2 SAP Gateway Hub. These annotations in the sap namespace are required for Fiori to render the hierarchies:You are using SAP Fiori elements list report and like to make a selection field mandatory and specify a default value. Here you can override the define( ) method in the MPC_EXT class as described here for another used case. 2) Link a property to another property in the entity, the "field-control". Generate Runtime Context Menu option on Project node. Go to SPAD transaction and first press Full administration button. 4. public section. Vote up 1 Vote down. My CDS views are shown below at the code section. Register the oData service. 1. Next step add fields to your table. valueHelpDefinition is the annotation that helps us define the value help to be used. The properties of an entity can be annotated using the Model class ( MPC_EXT ) before the service’s metadata is generated. Step 1: Create a basic OData service with an entity as mentioned above. These steps cover the general procedure, but need some consideration for your own SAP OData system and your preferred techniques for configuring SAP. 1. Naveen on How to upload Excel to SAP(using ABAP) Upamanyu Sarmah on S4 HANA Output Management – Introduction, Master Form Layout Edit and Setup; Pankaj on SAPScript symbols and formatting options; Mary Roopini A on SEGW – OData MPC_EXT-DEFINE Code Collection; Mary Roopini A on SEGW – OData MPC_EXT. I implemented some CDS views with associations on a SAP NETWEAVER 7. 2. Code detail :- class ZCL_ZMEDIA_MPC_EXT definition public inheriting from ZCL_ZMEDIA_MPC create public . 9. GET_EXPANEDE_ENTITYSET is the way to go. ODATA Service can be used freely without license or Contract. I've created a smartfield with a searchhelp. Annotation sap:nullable in ABAP RAP OData. . If your value help contains a fixed number of values, a dropdown list will be rendered. The intent of this blog is to describe how to create local unit test classes for. super->define( ). String, length 1000. Use this option if: The CDS model and the CDS annotations fully specify the OData Model and the runtime behavior. Basic Object Page. Naveen on How to upload Excel to SAP(using ABAP) Upamanyu Sarmah on S4 HANA Output Management – Introduction, Master Form Layout Edit and Setup; Pankaj on SAPScript symbols and. 1. alert("Error!"); When the page hit my code, the metadata is retrieved succesfully but when i try to create the new entry (this is obviously a test code) i got a 202 as response for the batchPage Format. 5. Navigation-2 – HeadItemT. Redefine the DEFINE method from ZCL_Z_NOTIF_MPC_EXT to connect the 2 new entitysets as a search help in the Fiori UI by putting this coding: METHOD define. Z_CL_ Project_Name _RDS_DPC_EXT. DATA(lo_entity_type) = model->get_entity_type( 'Product' ). Open transaction SEGW. Partner schemas allow you to group various partner roles. Adding Search help in Manage Product Master Data using MPC_EXT Class 818 Views Hello, I am trying to add Search Help to field 'Product' in 'Manage Product. Define table with delivery class C and ‘Display/Maintenance Allowed’. Example 5: Setting a Date Range Filter. 2. With List Report, we will cover QUERIES, Sevice Definition, Service Binding and SAP Fiori UI. Giving your "date property" a type of edm. In step 2 the referential constraints are provided. The linking from option 2 can be done in the MPC_EXT class (redefine the define method). Now click ‘Save’ and ‘Generate Runtime Objects’. Navigate to Device Types tab and press Display next to Page Formats input. ENDCLASS . Create 6 entity types and entity sets. Enhance the define method to add the required code mentioned below. public section. How to add Annotation for ODATA in MPC_EXT? Ans. Create Entity Sets. Then, create the deep structure & activate. ID, @UI: { lineItem: {position: 20} } Products. Select the Function Module for Create Option as below and press Continue. A service can be called an API that SAP provides to their consumers. Add following lines of code in method DEFINE of the MPC_EXT class. In simple terms, custom CDS entity provide us to. But there are situations where you need to do this for example implementing form user exits in SD, creating objects as per sap notes etc. Double click on the Complex Types node. Select the service DTINF_TC_MAINT_SRV . Entity Type 3 – ord_comp. Beginner. SEGW – OData MPC_EXT-DEFINE Code Collection. ty_sales, id TYPE char10, otherprop TYPE char20, return TYPE TABLE OF ESH_S_IF_MESSAGE WITH. Further we are going to write logic in MPC_EXT class for creating annotations. The selected commodity code would get populated in the commodity code smart field. 0, SAP services use annotations. Step 1. How to redefine a method in _MPC_EXT or _DPC_EXT. method DEFINE. RSS Feed. we will not write any logic inside MPC and DPC classes. Select Overwrite Base/Extended Service, to overwrite the. To enable batch processing, in DPC_EXT class redefine method /iwbep/if_mgw_appl_srv_runtime~changeset_begin. And in the end there is a COPY_DATA_TO_REF ( EXPORTING IS_DATA = LS_STREAM CHANGING CR_DATA = ER_STREAM) – Kirve. [5. TYPES BEGIN OF d. 0, SAP services use a specific property attribute sap:unit at the amount property. I have set up the update stream (DPC_EXT class) and the MPC_EXT (Define method). data provider class is base class for data provider extension class. Go to the Types and declare a type: types: BEGIN OF ts_deep_entity. Going forward with OData 4. Now there will be node under the Complex Types node with the name you gave to the complex type you created in the steps above, drill under that and you will see a properties node. e. Set the annotation ‘Media’ of ‘EmployeePhoto’ entity. iv_uuid = CONV #( 'Z_SRC_RDS' ) (If you. The trick is basically the the get_entityset method in the DPC_EXT class is redefined and manipulates the navigation Information that is passed to the SADL Framework before it is calling the SADL implementation in the super class. MPC is used to define model you can use the method Define create entity and properties. Add Action button extension to the project. SEGW does not yet allow you to add most of the annotations. Hi All, I am trying to model service to standard component for a datetime field where I can pass the range which must consider the select options in ABAP. The URL should include the entityset-name and filter-options when necessary like in the screenshoot above. cannot be changed after entry. Now open DPC_EXT class. Right click on the Data Model Folder. After select there is a call function 'scms_binary_to_xstring'. Here we will post data based on odata request , here we will explore more on Runtime Artifacts , The main two class are MDP( Model Provider class) and DPC ( Data provider Class). So we can define model as a ABAP class ZODATA_MODEL_CLASS inherited from super class IWBEP/CL_MGW_ABS_MODEL. While writing the ODATA service, normally we follow the below steps in Model class. The linking from option 2 can be done in the MPC_EXT class (redefine the define method). For the sake of simplicity we assume that the ABAP names are used in the OData metadata document. But that is also not working. Valid ABAP:Instead, do the following: Deactivate the defaulting by setting the import parameter IV_DEF_ASSOC_SET to FALSE in method /IWBEP/IF_MGW_ODATA_MODEL->CREATE_ASSOCIATION. Open the Define_Entity Name Method in either the _MPC_EXT or _MPC from the Runtime Artifacts folder and check if the following code snippet is available. Created new project z_demo_dpc_exte. FilterFacets annotation, all field groups are displayed in the Adapt Filters dialog. To prevent that the get_entityset method is getting called you have to fill your techclause e. First model your entity is SEGW (manually creating entities, associations, navigation), then implement the deep_entity method. The OData v2 protocol allows the use of annotations in the metadata document . whether an entity set allows free-text search via an SAP-defined query option. This is one of most frequent scenario where the text of key-value is stored in a text table. 2. description is of type Edm. In standard case before we start to use OData service we should declare entity types. The below pop-up window will appear. Once the artifacts are generated redefine get_entity in DPC_EXT class to fetch multiple records. Naveen on How to upload Excel to SAP(using ABAP) Upamanyu Sarmah on S4 HANA Output Management – Introduction, Master Form Layout Edit and Setup; Pankaj on SAPScript symbols and formatting options; Mary Roopini A on SEGW – OData MPC_EXT-DEFINE Code Collection; Mary Roopini A on SEGW – OData MPC_EXT. Select yours and click on Change button. This flag propagates information about conversion exits, currency and unit fields from ABAP Dictionary into metadata. This blog’s example is of ‘Create’ operation in oData Service. In new service you added the additional code based annotation by redefining method MPC_EXT->DEFINE. First, the name of the OData service. Step 2: Redefine the MPC_EXT “DEFINE” method and call the below code. The CDS view created was used as a Data Source and transaction behavior were managed through Gateway methods overriding the MPC_EXT and making specific entity as sap:creatable. 5 SP 19 (09/2020) system. Do you know if there is a way that oData manages that kind of formatting?I am trying to add custom method in *DPC_EXT class while activating they are in RED. Entity Type – it acts as work area , Entity. The PDF Handler OData Service. Now go to menu Extras->Other Requests->Add. publish: true @Consumption. g. Data Provider Class. The method can look like this example: METHOD define. DATA: lo_ann_target TYPE REF TO /iwbep/if_mgw_vocan_ann_target. How to upload Excel to SAP (using ABAP) ABAP code to upload XLSX file to SAP using ABAP. Configuring the Smart Filter Bar in a Fiori Elements List Report Floorplan. MessageBox. When using the generic framework support the following happens when using eTags. The extension class is inherited from the MPC. Your email address will not be published. Also we will see how to implement it. In Parameters. Entity Type 3 – ord_comp. Head entity definition in MPC *HeRefine the List Report with Annotations. In this first blog about OData V4 code based implementation I want to show how to build a simple service that shows sales order header data alongside with its items. Log onto the SAP NetWeaver Gateway system. Example Scenario: The case at hand is to. T Fdo. redefine DEFINE method of DPC_EXT class and after call to super->define( ). I failed with. With List Report, we will cover QUERIES, Sevice Definition, Service Binding and SAP Fiori UI. You may choose to manage your own preferences. ui. DATA : lv_namespace TYPE string, lr_annotation TYPE REF TO cl_fis_shlp_annotation, lr_annotation2 TYPE REF TO cl_fis_shlp_annotation. Introduction. Typically if we are using a SAP Gateway hosted OData service this includes: A service metadata xml generated by SAP Gateway; The annotations assigned to the OData Service itself; On the Template Customization tab, we select the OData Collection (i. A query provides read-only access to the database and it is. When redefining a service, a new OData service generates a new Model Provider Class (MPC), and a new Data Provider Class (DPC). Steps: Create a custom table (that will store user selected fields along with data element): Insert some records for fields in the custom table: Now, create a project ‘ZDYMANIC_ENTITY’ using t-code SEGW. SAP Editable ALV Grid Sample Code. g. ComboBox and in cases of multi selection a sap. The UI5 app will recognize the SAP annotations and will render the tree table nicely. Code-based implementation of an OData services built without CDS in the SAP Gateway Service Builder (SEGW) using the Model Provider (MPC_EXT) and the Data Provider (DPC_EXT) classes Recommendation If at least the existing custom code for the update task can be decoupled and reused, then the managed BO with unmanaged save. DATA: lo_annotation TYPE REF TO /iwbep/if_mgw_vocan_annotation. This is the action that is called by the analytic application. I used his approach and it worked fine. Name }. On the Menu tab, open the menu of the pushbutton for adding objects (+ pushbutton) and choose the object type Authorization Default. After pressing Go button with or without giving search criteria it will load the commodity codes in to the list. dataCategory: #TEXT to signify this is text view. All the fields in this window are editable. Thanks. Also for CDS view based OData services the annotations sap:label, sap:heading and sap:quickinfo are taken from the data elements of the underlying data base tables. Create SEGW project and redefine FAR_CUSTOMER_LINE_ITEMS OData Service. They also advertise capabilities that go beyond the base set defined by OData, e. This. Add additional annotations to show filter fields and columns on the list report as well as to allow the selection of data using a value help. alert("Error!"); When the page hit my code, the metadata is retrieved succesfully but when i try to create the new entry (this is obviously a test code) i got a 202 as response for the batchPage Format. Our root node is a non SAP Standard node. Implementation. Name your association, provide the entities and cardinality, create a navigation property. 11. Double click on the system where you want to import your transport. Add custom fields properties to Item entity type. I was trying to use TreeTable control with Odata model binding. Since there are currently no plans to downport the feature to 750 Sérgio Fraga plans to post his implementation as a blog post. g. Service Definition. METHOD define . List of demo programs in SAP which explains SAP ALV Drag Drop functionality. Another option is to extend the MPC_EXT class by redefining the method DEFINE and adding new properties to the entity type. Head entity definition in MPC *HeRefine the List Report with Annotations. You need to implement these features manually in the model provider extension class (MPC_EXT class) or in the data provider extension class of your Service Builder project. 3. Alternatively, select the project, and click , or from Project in the menu, click Generate. Step 1. SAP Fiori Inbox extension is a common extension scenario in most of the S/4 HANA Projects . lv_tech_clause. I used in the SEGW transaction the reference by data source feature to automatically create the ODATA types and associations from the CDS views and add them to a existing SEGW ODATA project. you can use the method Define to create entity, properties etc using code based. ENDTRY. This structural metadata makes it easy to understand a service, and human. You will then see Device Types tab. In contrast, SAP OData is not used when an SAP (ABAP) client application calls an IBM Cloud service. Call the super->define method, which will create all the properties and the annotations already maintained. storing XSTRING in SAP. tell whether an entity set allows inserts, updates, or deletes, whether it requires a filter, and which properties can be used in filter expressions. Calling expand entity from SAP Gateway Client. Navigation-2 – HeadItemT. How to you treat in UI5 the return of insert data table?SAP changed from an internal to ISO standard currency code in the OData APIs to be compliant with ISO standards which led to the change of the property length from 5 to 3 in OData V4 services. lo_entity_type->bind_structure( iv_structure_name = 'SFLIGHT' iv_bind_conversions = 'X' ). Back to the OData Mobile Data Object (oMDO) handler class. Enter Change Mode, Select ‘Define’. METHOD define. Step 1: If the properties of an entity in the OData is editable, then make sure to check the checkbox for the option “Nullable” Step 2: If the properties of an entity are non-editable, for e. You may be used to see a *_MPC_EXT class here, but that won’t be the case. You will learn. Load i18n properties references in ‘Component. So continuing the ABAP Unit Test momentum from previous blog, we have managed to create ABAP Unit test for Odata services. Redefine. using table and structure list below with Project Details. and an association between them. The MPC includes the MPC of the source service, and the DPC inherits the DPC of the source service. METHOD define. Basically this is a mapping between business logic types and entity that will be shown for the outside world. These steps cover the general procedure, but need some consideration for your own SAP OData system and your preferred techniques for configuring SAP. 5 SP 19 (09/2020) system. Click on ‘Create Project’. CFD is the Gateway hub where we are registering our backend services. After completing the wizard you would see a change to the manifest file. public section. In our example, we will create model with two fields (CARRID and PLANETYPE) from SFLIGHT table: 2. Now GET_ENTITYSET method is redefine and we have to write our logic inside the method. g. super- > define ( ). OData MPC_EXT-DEFINE Code Collection; Mary Roopini A on SEGW – OData MPC_EXT-DEFINE Code Collection; Soko on How to. Jan 28, 2015 at 09:01 AM. These Methods will be generated as shown above. g. 16 28 49,455.